BT Home Hub 2B: use overlayfs on top of ubi.
Signed-off-by: Ben Mulvihill <ben.mulvih...@gmail.com>
---
target/linux/lantiq/dts/BTHOMEHUBV2B.dts | 14 +++++++++++---
target/linux/lantiq/xway/config-default | 17 +++++++++++++++++
target/linux/lantiq/xway/profiles/bt.mk | 4 ++++
target/linux/lantiq/xway/target.mk | 2 +-
4 files changed, 33 insertions(+), 4 deletions(-)
diff -uprN a/target/linux/lantiq/dts/BTHOMEHUBV2B.dts
b/target/linux/lantiq/dts/BTHOMEHUBV2B.dts
--- a/target/linux/lantiq/dts/BTHOMEHUBV2B.dts 2014-04-17 12:20:44.608181315
+0200
+++ b/target/linux/lantiq/dts/BTHOMEHUBV2B.dts 2014-04-21 14:23:02.214864194
+0200
@@ -6,7 +6,10 @@
model = "BTHOMEHUBV2B - BT Home Hub 2B"; /* SoC: Lantiq Danube-S PSB
50712 @ 333MHz V1.3/1.5 */
chosen {
- bootargs = "console=ttyLTQ0,115200 init=/etc/preinit
rootfstype=squashfs,jffs2";
+ // uncomment for overlayfs on top of ubi
+ bootargs = "console=ttyLTQ0,115200 init=/etc/preinit
ubi.mtd=rootfs_ubi,256 root=/dev/mtdblock8";
+ // uncomment for ubifs
+// bootargs = "console=ttyLTQ0,115200 init=/etc/preinit
ubi.mtd=rootfs_ubi,256 root=ubi0:rootfs rootfstype=ubifs";
};
memory@0 { /* RAM: Samsung K4H511638F-LC
64MB */
@@ -80,8 +83,13 @@
};
partition@4000 {
- label = "firmware";
- reg = <0x4000 0x1FFC000>;
+ label = "kernel";
+ reg = <0x4000 0x160000>;
+ };
+
+ partition@164000 {
+ label = "rootfs_ubi";
+ reg = <0x164000 0x1E9C000>;
};
};
diff -uprN a/target/linux/lantiq/xway/config-default
b/target/linux/lantiq/xway/config-default
--- a/target/linux/lantiq/xway/config-default 2014-04-17 12:20:42.748138013
+0200
+++ b/target/linux/lantiq/xway/config-default 2014-04-21 14:23:44.339845018
+0200
@@ -1,6 +1,9 @@
CONFIG_ADM6996_PHY=y
CONFIG_AR8216_PHY=y
CONFIG_CLONE_BACKWARDS=y
+CONFIG_CRC16=y
+CONFIG_CRYPTO_DEFLATE=y
+CONFIG_CRYPTO_LZO=y
CONFIG_FIRMWARE_IN_KERNEL=y
CONFIG_GPIO_DEVRES=y
# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set
@@ -13,6 +16,8 @@ CONFIG_IRQCHIP=y
CONFIG_IRQ_WORK=y
# CONFIG_ISDN is not set
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LZO_COMPRESS=y
+CONFIG_LZO_DECOMPRESS=y
CONFIG_M25PXX_USE_FAST_READ=y
CONFIG_MTD_M25P80=y
CONFIG_MTD_NAND=y
@@ -22,6 +27,11 @@ CONFIG_MTD_NAND_XWAY=y
# CONFIG_MTD_PHYSMAP_OF is not set
# CONFIG_MTD_SM_COMMON is not set
CONFIG_MTD_SPLIT_UIMAGE_FW=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_BEB_LIMIT=20
+# CONFIG_MTD_UBI_FASTMAP is not set
+CONFIG_MTD_UBI_GLUEBI=y
+CONFIG_MTD_UBI_WL_THRESHOLD=4096
CONFIG_NLS=y
# CONFIG_PROC_DEVICETREE is not set
# CONFIG_RCU_STALL_COMMON is not set
@@ -34,9 +44,16 @@ CONFIG_SPI_BITBANG=y
CONFIG_SPI_GPIO=y
CONFIG_SPI_MASTER=y
CONFIG_SPI_XWAY=y
+CONFIG_UBIFS_FS=y
+CONFIG_UBIFS_FS_ADVANCED_COMPR=y
+CONFIG_UBIFS_FS_LZO=y
+# CONFIG_UBIFS_FS_XZ is not set
+CONFIG_UBIFS_FS_ZLIB=y
CONFIG_USB=y
CONFIG_USB_COMMON=y
# CONFIG_USB_EHCI_HCD is not set
CONFIG_USB_SUPPORT=y
# CONFIG_USB_UHCI_HCD is not set
# CONFIG_XRX200_PHY_FW is not set
+CONFIG_ZLIB_DEFLATE=y
+CONFIG_ZLIB_INFLATE=y
diff -uprN a/target/linux/lantiq/xway/profiles/bt.mk
b/target/linux/lantiq/xway/profiles/bt.mk
--- a/target/linux/lantiq/xway/profiles/bt.mk 2014-04-17 12:20:42.160124302
+0200
+++ b/target/linux/lantiq/xway/profiles/bt.mk 2014-04-21 14:23:34.095606525
+0200
@@ -9,4 +9,8 @@ define Profile/BTHOMEHUBV2B
swconfig
endef
+BTHOMEHUBV2B_UBIFS_OPTS:="-m 512 -e 15872 -c 1959"
+BTHOMEHUBV2B_UBI_OPTS:="-m 512 -p 16KiB -s 256"
+
+
$(eval $(call Profile,BTHOMEHUBV2B))
diff -uprN a/target/linux/lantiq/xway/target.mk
b/target/linux/lantiq/xway/target.mk
--- a/target/linux/lantiq/xway/target.mk 2014-04-17 12:20:42.748138013
+0200
+++ b/target/linux/lantiq/xway/target.mk 2014-04-21 14:23:21.667317131
+0200
@@ -1,7 +1,7 @@
ARCH:=mips
SUBTARGET:=xway
BOARDNAME:=XWAY
-FEATURES:=squashfs atm mips16 jffs2_nand
+FEATURES:=squashfs atm mips16 jffs2_nand ubifs
CPU_TYPE:=34kc
CPU_SUBTYPE:=dsp
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